[PATCH] drm/vboxvideo: Make structure vbox_fb_helper_funcs constant

Daniel Vetter daniel at ffwll.ch
Wed Aug 14 19:28:53 UTC 2019


On Wed, Aug 14, 2019 at 08:42:27PM +0200, Sam Ravnborg wrote:
> On Wed, Aug 14, 2019 at 07:51:37PM +0200, Daniel Vetter wrote:
> > On Wed, Aug 14, 2019 at 07:36:55PM +0200, Hans de Goede wrote:
> > > Hi,
> > > 
> > > On 14-08-19 19:26, Daniel Vetter wrote:
> > > > On Tue, Aug 13, 2019 at 09:57:19AM +0200, Hans de Goede wrote:
> > > > > Hi,
> > > > > 
> > > > > On 13-08-19 08:25, Nishka Dasgupta wrote:
> > > > > > The static structure vbox_fb_helper_funcs, of type drm_fb_helper_funcs,
> > > > > > is used only when it is passed as the third argument to
> > > > > > drm_fb_helper_fbdev_setup(), which does not modify it. Hence make it
> > > > > > constant to protect it from unintended modifications.
> > > > > > Issue found with Coccinelle.
> > > > > > 
> > > > > > Signed-off-by: Nishka Dasgupta <nishkadg.linux at gmail.com>
> > > > > 
> > > > > Thank you for the patch, this looks good to me:
> > > > > 
> > > > > Reviewed-by: Hans de Goede <hdegoede at redhat.com>
> > > > 
> > > > I'm assuming you'll apply this to drm-misc-next too? Good to state that,
> > > > to avoid confusion and coordination issues.
> > > 
> > > Actually I'm so used to the workflow in other subsystems I was
> > > expecting the subsys maintainer to pick it up. But I know that
> > > is not how it works for the drm subsys and since I'm the vboxvideo
> > > maintainer I guess it makes sense for me to pick this up and push it.
> > 
> > Yeah, drm subsystem maintainers are exceedingly lazy bastards. Same
> > applies to subtree maintainers (at least in most cases).
> 
> Be careful, this could end up in some popular news site.

Rule of Cool: Always be quotable :-)

Cheers, Daniel

> 
> 	Sam
> >  
> > > So yes I will pick this up and push it to drm-misc-next, sorry
> > > for the confusion.
> > 
> > Thanks, Daniel
> > 
> > > 
> > > Regards,
> > > 
> > > Hans
> > > 
> > > 
> > > > > > ---
> > > > > >    drivers/gpu/drm/vboxvideo/vbox_drv.c | 2 +-
> > > > > >    1 file changed, 1 insertion(+), 1 deletion(-)
> > > > > > 
> > > > > > diff --git a/drivers/gpu/drm/vboxvideo/vbox_drv.c b/drivers/gpu/drm/vboxvideo/vbox_drv.c
> > > > > > index 02537ab9cc08..2b57ea3195f2 100644
> > > > > > --- a/drivers/gpu/drm/vboxvideo/vbox_drv.c
> > > > > > +++ b/drivers/gpu/drm/vboxvideo/vbox_drv.c
> > > > > > @@ -32,7 +32,7 @@ static const struct pci_device_id pciidlist[] = {
> > > > > >    };
> > > > > >    MODULE_DEVICE_TABLE(pci, pciidlist);
> > > > > > -static struct drm_fb_helper_funcs vbox_fb_helper_funcs = {
> > > > > > +static const struct drm_fb_helper_funcs vbox_fb_helper_funcs = {
> > > > > >    	.fb_probe = vboxfb_create,
> > > > > >    };
> > > > > > 
> > > > 
> > 
> > -- 
> > Daniel Vetter
> > Software Engineer, Intel Corporation
> > http://blog.ffwll.ch
> > _______________________________________________
> > dri-devel mailing list
> > dri-devel at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/dri-devel

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch


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